T22.55 - Corrosion of first degree of shoulder T22.5 - Corrosion of first degree of shoulder and upper limb, except wrist and hand T22.55 - Corrosion of first degree of shoulder T22.551 - Corrosion of first degree of right shoulder T22.552 - Corrosion of first degree of left shoulder T22.559 - Corrosion of first degree of unspecified shoulder